scummvm/engines/mohawk/graphics.h
2010-05-24 17:18:09 +00:00

204 lines
5.3 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef MOHAWK_GRAPHICS_H
#define MOHAWK_GRAPHICS_H
#include "mohawk/bitmap.h"
#include "mohawk/livingbooks.h"
#include "common/file.h"
#include "graphics/pict.h"
#include "graphics/video/codecs/mjpeg.h"
namespace Mohawk {
class MohawkEngine_Myst;
class MohawkEngine_Riven;
class MohawkBitmap;
class MystBitmap;
enum {
kRivenMainCursor = 3000,
kRivenPelletCursor = 5000,
kRivenHideCursor = 9000
};
// 803-805 are animated, one large bmp which is in chunks
// Other cursors (200, 300, 400, 500, 600, 700) are not the same in each stack
enum {
kDefaultMystCursor = 100, // The default hand
kWhitePageCursor = 800, // Holding a white page
kRedPageCursor = 801, // Holding a red page
kBluePageCursor = 802, // Holding a blue page
// kDroppingWhitePageAnimCursor = 803,
// kDroppingRedPageAnimCursor = 804,
// kDroppingBluePageAnimCursor = 805,
kNewMatchCursor = 900, // Match that has not yet been lit
kLitMatchCursor = 901, // Match that's burning
kDeadMatchCursor = 902, // Match that's been extinguished
kKeyCursor = 903, // Key in Lighthouse in Stoneship
kRotateClockwiseCursor = 904, // Rotate gear clockwise (boiler on Myst)
kRotateCounterClockwiseCursor = 905, // Rotate gear counter clockwise (boiler on Myst)
kMystZipModeCursor = 999 // Zip Mode cursor
};
// A simple struct to hold necessary image info
class ImageData {
public:
ImageData() : _surface(0), _palette(0) {}
ImageData(Graphics::Surface *surface, byte *palette = NULL) : _surface(surface), _palette(palette) {}
~ImageData() {
if (_palette)
free(_palette);
if (_surface) {
_surface->free();
delete _surface;
}
}
// getSurface() will convert to the current screen format, if it's not already
// in that format. Makes it easy to support both 8bpp and 24bpp images.
Graphics::Surface *getSurface();
// These are still public in case the 8bpp surface needs to be accessed
Graphics::Surface *_surface;
byte *_palette;
};
class MystGraphics {
public:
MystGraphics(MohawkEngine_Myst*);
~MystGraphics();
void loadExternalPictureFile(uint16 stack);
void copyImageSectionToScreen(uint16 image, Common::Rect src, Common::Rect dest);
void copyImageToScreen(uint16 image, Common::Rect dest);
void showCursor();
void hideCursor();
void changeCursor(uint16);
void drawRect(Common::Rect rect, bool active);
private:
MohawkEngine_Myst *_vm;
MystBitmap *_bmpDecoder;
Graphics::PictDecoder *_pictDecoder;
Graphics::JPEGDecoder *_jpegDecoder;
Graphics::PixelFormat _pixelFormat;
struct PictureFile {
uint32 pictureCount;
struct PictureEntry {
uint32 offset;
uint32 size;
uint16 id;
uint16 type;
uint16 width;
uint16 height;
} *entries;
Common::File picFile;
} _pictureFile;
};
struct SFXERecord {
// Record values
uint16 frameCount;
Common::Rect rect;
uint16 speed;
Common::Array<Common::SeekableReadStream*> frameScripts;
// Cur frame
uint16 curFrame;
uint32 lastFrameTime;
};
class RivenGraphics {
public:
RivenGraphics(MohawkEngine_Riven *vm);
~RivenGraphics();
void copyImageToScreen(uint16, uint32, uint32, uint32, uint32);
void updateScreen();
bool _updatesEnabled;
void changeCursor(uint16);
Common::Array<uint16> _activatedPLSTs;
void drawPLST(uint16 x);
void drawRect(Common::Rect rect, bool active);
// Water Effect
void scheduleWaterEffect(uint16);
void clearWaterEffects();
bool runScheduledWaterEffects();
// Transitions
void scheduleTransition(uint16 id, Common::Rect rect = Common::Rect(0, 0, 608, 392));
void runScheduledTransition();
// Inventory
void showInventory();
void hideInventory();
private:
MohawkEngine_Riven *_vm;
MohawkBitmap *_bitmapDecoder;
// Water Effects
Common::Array<SFXERecord> _waterEffects;
// Transitions
int16 _scheduledTransition;
Common::Rect _transitionRect;
// Inventory
void clearInventoryArea();
void drawInventoryImage(uint16 id, const Common::Rect *rect);
bool _inventoryDrawn;
// Screen Related
Graphics::Surface *_mainScreen;
bool _dirtyScreen;
Graphics::PixelFormat _pixelFormat;
byte findBlackIndex();
};
class LBGraphics {
public:
LBGraphics(MohawkEngine_LivingBooks *vm);
~LBGraphics();
void copyImageToScreen(uint16 image, uint16 left = 0, uint16 top = 0);
void setPalette(uint16 id);
private:
MohawkBitmap *_bmpDecoder;
MohawkEngine_LivingBooks *_vm;
byte *_palette;
};
} // End of namespace Mohawk
#endif